drm/i915/sdvo: Grab mode_config.mutex during LVDS init to avoid WARNs

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drm_mode_probed_add() is unhappy about being called w/o
mode_config.mutex. Grab it during LVDS fixed mode setup
to silence the WARNs.

Cc: stable@vger.kernel.org
Closes: https://gitlab.freedesktop.org/drm/intel/-/issues/7301
Fixes: aa2b88074a ("drm/i915/sdvo: Fix multi function encoder stuff")
Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20221026101134.20865-4-ville.syrjala@linux.intel.com
Reviewed-by: Jani Nikula <jani.nikula@intel.com>

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This commit is contained in:

Ville Syrjälä 2022-10-26 13:11:29 +03:00

parent 64b7b557dc

commit a3cd4f4472

1 changed files with 4 additions and 0 deletions

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drivers/gpu/drm/i915/display/intel_sdvo.c

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